Privacy & Data
Your privacy matters. Here's how we handle your data.
What We Collect
Account Information: Email address for authentication and communication
Portfolio Data: Your investment transactions (stocks, quantities, prices, dates) that you manually enter
Contact Messages: Email address and message content when you contact us
Preferences: Email notification settings and display preferences
How We Store Your Data
Secure Storage: All data is stored in secure cloud infrastructure with enterprise-grade security
Authentication: Industry-standard authentication with secure encryption
Access Control: Your data is private to your account - no other users can access it
Encryption: All data is encrypted in transit (HTTPS) and at rest
How We Use Your Data
Portfolio Analytics: Calculate your portfolio performance, holdings breakdown, and investment metrics
Market Data: Fetch current market prices to value your holdings accurately
Email Notifications: Send weekly/monthly portfolio summaries if you've opted in
Support: Respond to your contact form submissions
Third-Party Services
We use trusted third-party services to provide secure data storage, authentication, email delivery, and market data. These services are carefully selected for their security and reliability.
We do not sell or share your personal data with third parties for marketing purposes. Market data providers only receive security symbols (ticker names) to fetch public pricing information - no personal data is shared.
Your Rights
You have full control over your data:
- View: Access all your data at any time through the dashboard
- Edit: Modify or delete your transactions and preferences
- Export: Download your transaction history as CSV
- Delete: Contact us to permanently delete your account and all associated data
- Opt-out: Disable email notifications in settings
Important Disclaimer
argus-lens is a portfolio tracking tool. We do not provide financial advice, and nothing on this platform should be considered as such. All investment decisions are your own responsibility. Past performance does not guarantee future results.
Questions about privacy or data handling?
Contact UsLast updated: January 2026